src/test/ui/feature-gate-profiler-runtime.stderr

   1 error[E0658]: the `#[profiler_runtime]` attribute is used to identify the `profiler_builtins` crate which contains the profiler runtime and will never be stable
   2   --> $DIR/feature-gate-profiler-runtime.rs:11:1
   3    |
   4 11 | #![profiler_runtime] //~ ERROR the `#[profiler_runtime]` attribute is
   5    | ^^^^^^^^^^^^^^^^^^^^
   6    |
   7    = help: add #![feature(profiler_runtime)] to the crate attributes to enable
   8
   9 error: aborting due to previous error
  10